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SF5580

SiFirst
Part Number SF5580
Manufacturer SiFirst
Description PWM Controller
Published Dec 19, 2018
Detailed Description SF5580 HV-mWTM、η-BalanceTM PWM Controller Fixed 65KHz Fsw FEATURES ◆ Proprietary HV-mWTM to Achieve Less than 50mW Sta...
Datasheet PDF File SF5580 PDF File

SF5580
SF5580

Overview
SF5580 HV-mWTM、η-BalanceTM PWM Controller Fixed 65KHz Fsw FEATURES ◆ Proprietary HV-mWTM to Achieve Less than 50mW Standby Power ◆ Proprietary η-BalanceTM Control to Boost Light Load Efficiency ◆ Proprietary “Zero OCP/OPP Recovery Gap” Control ◆ Latch Plug-off Protection with External Triggering ◆ Fixed 65KHz Switching Frequency ◆ Built-in Soft Start Function ◆ Pin Floating Protection ◆ Frequency Reduction and Burst Mode Control for Energy Saving ◆ Current Mode Control ◆ Built-in Frequency Shuffling ◆ Built-in Synchronous Slope Compensation ◆ Cycle-by-Cycle Current Limiting ◆ Leading Edge Blanking (LEB) ◆ Constant Power Limiting ◆ Audio Noise Free Operation ◆ VDD UVLO, OVP & Clamp APPLICAT...


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